Russia

A female suicide bomber detonated in a car near a police building in the Dagestani capital of Makhachkala, killing herself and wounding at least 12 other people. Madina Alieva, the widow of two slain Islamist militants, blew herself up after being stopped by police for a document check about 100 meters from the regional police ministry, seriously injuring two police officers. On May 20, two car bombs near court buildings in Makhachkala killed four people and wounded dozens more. Violence in the region has surged recently.

Iraq

Islamic state

Syria

Aqap

Al shabaab

Boko Haram

Isis